Heim >Datenbank >MySQL-Tutorial >通过异类查询(OpenDataSource)把外部数据(Excel,TXT)导入到SqlSe
无论用sqlcmd或者通过C#逻辑处理,或者还是直接在SqlServer里执行操作,个人总结大概不过可归总为这两种方式: 1,SSIS; 2,OLEDB驱动引擎。 SSIS实在也好用,现在这里先不去讨论。其中大多数人用的都是第二种方法,下面,本人也以第二种方法在SqlServer里导
无论用sqlcmd或者通过C#逻辑处理,或者还是直接在SqlServer里执行操作,个人总结大概不过可归总为这两种方式:USE [CUSTOMS] GO /****** Object: StoredProcedure [dbo].[sp_ReadXLSSource] Script Date: 11/21/2014 3:01:39 PM ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ALTER PROCEDURE [dbo].[sp_ReadXLSSource] @trgPath varchar(255), @trgTable varchar(255), @xlsFile varchar(255), @xlsSheet varchar(255), @xlsFields varchar(8000) AS declare @mySql varchar(8000) declare @myIntermediate varchar(8000) declare @Firstfield varchar(100) declare @FirstfieldValue varchar(100) --Lookup lastfield set @Firstfield = dbo.fnGetFirstField(@xlsFields) set @FirstfieldValue = RTRIM(LTRIM(SUBSTRING(@Firstfield,2,CHARINDEX(']',@Firstfield,0)-2))) --PRINT @FirstfieldValue --Drop table if exists set @myIntermediate = 'IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N''[dbo].[' + @trgTable + ']'') AND type in (N''U''))' set @mySql = @myIntermediate + ' DROP TABLE ' + @trgTable exec(@mySql) --PRINT @mySql --Load Table set @mySql = 'SELECT ' + @xlsFields + ' INTO ' + @trgTable + ' FROM OPENROWSET(''Microsoft.ACE.OLEDB.12.0'', ''Excel 12.0;DATABASE=' + @trgPath + '\' + @xlsFile + ';IMEX=1'', ''Select * from ' + @xlsSheet + ''')' + 'WHERE NOT ' + @Firstfield + ' IS NULL' --PRINT @mySql exec(@mySql)存储过程:sp_ReadSource
USE [WOOX_CQM] GO /****** Object: StoredProcedure [dbo].[sp_ReadSource] Script Date: 11/21/2014 2:54:33 PM ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ALTER PROCEDURE [dbo].[sp_ReadSource] @trgPath varchar(255), @trgTable varchar(255), @trgFields varchar(8000) AS declare @mySql varchar(8000) declare @myIntermediate varchar(8000) declare @Firstfield varchar(100) declare @FirstfieldValue varchar(100) --Lookup lastfield set @Firstfield = dbo.fnGetFirstField(@trgFields) set @FirstfieldValue = RTRIM(LTRIM(SUBSTRING(@Firstfield,2,CHARINDEX(']',@Firstfield,0)-2))) --PRINT @FirstfieldValue --Drop table if exists set @myIntermediate = 'IF EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N''[dbo].[' + @trgTable + ']'') AND type in (N''U''))' set @mySql = @myIntermediate + ' DROP TABLE ' + @trgTable exec(@mySql) --PRINT @mySql --Load Table set @mySql = 'SELECT ' + @trgFields + ' INTO ' + @trgTable + ' ' + 'FROM OpenDataSource (''Microsoft.ACE.OLEDB.12.0'', ''Data Source="' + @trgPath + '";Extended properties=Text'')...' + @trgTable + '#txt ' + 'WHERE NOT ' + @Firstfield + ' IS NULL AND ' + @Firstfield + ' <> ' + '''' + @FirstfieldValue + '''' --PRINT @mySql exec(@mySql)
TRUNCATE TABLE WOOX_INFORMATICA..VBPA; INSERT INTO WOOX_INFORMATICA..VBPA select * FROM OPENROWSET('Microsoft.ACE.OLEDB.12.0', 'Excel 12.0;Database=C:\InitialData\db_data.xlsx;HDR=YES', 'SELECT * FROM [VBPA$]') --(适用于office2007及以上版本,2003用Jet - "Microsoft.Jet.OLEDB.4.0")其它需要注意的不过就是保证excel内的数据格式是统一的文本格式,这里只简单给出事例图,不做详细说明。
USE WOOX_CQM EXECUTE sp_ActivateDistributedQueries ----------------------------- SAP Tables ----------------------------- DECLARE @LoadPath varchar(2000) SET @LoadPath = 'C:\InitialData\SAPdata' --import Excel-- EXECUTE sp_ReadXLSSource @LoadPath, 'SAP_TCURF', 'SAP_TCURF.xls', '[Sheet1$]', '[KURST],[FCURR],[TCURR],[GDATU], [FFACT],[TFACT],[FromDate],[ToDate]' --import txt-- EXECUTE sp_ReadSource @LoadPath, 'SAP_TVSTZ', '[VSBED],[LADGR],[WERKS],[LGORT],[VSTEL]'可用以下代码先行测试导入数据是否有差距,同学们记得更改本人所用的hardcored。
select * FROM OpenDataSource ('Microsoft.ACE.OLEDB.12.0', 'Data Source="C:\InitialData\SAPdata";Extended properties=Text')...SAP_TW06S#txtok,大概代码就是这样,如果有什么不懂或者有不同意见的,可用留言讨论!